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authorCraig Jennings <c@cjennings.net>2024-11-11 08:35:57 -0600
committerCraig Jennings <c@cjennings.net>2024-11-11 08:36:11 -0600
commit6d3e5b049560cb1b9c1118a335b22b5aacdc5a6c (patch)
tree2363f2ed032b13c861d1abd9fcf6438f9b91e326 /zfssetup
parentba912e8163bacd27ed85b993bee1084c71cd2cdf (diff)
moving things around
Diffstat (limited to 'zfssetup')
-rwxr-xr-xzfssetup406
1 files changed, 0 insertions, 406 deletions
diff --git a/zfssetup b/zfssetup
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-#!/usr/bin/env bash
-# install arch linux on zfs root, stage one
-# Craig Jennings <c@cjennings.net>
-#
-# https://openzfs.github.io/openzfs-docs/Getting%20Started/Arch%20Linux/Root%20on%20ZFS.html
-
-# set -e # halt on any error
-
-# -------------------------- Prerequisites --------------------------
-
-sed -i "s/^#ParallelDownloads = 5$/ParallelDownloads = 15/" /etc/pacman.conf
-loadkeys us
-timedatectl set-ntp true
-
-### --------------------------- Choose Disk ---------------------------
-
-all_disk_ids=( $(ls /dev/disk/by-id/) )
-echo ""; echo "Select the disk id to use. All data will be erased."
-select disk_id in "${all_disk_ids[@]}"; do
- # ensure valid selection
- if [[ -n $disk_id ]]; then
- selection=$disk_id
- break
- else
- echo "Invalid. Try again."
- fi
-done
-
-# Confirm the selected disk
-read -p "Confirm: '$selection' [y/n]? " choice
-if [[ "$choice" != "y" ]]; then
- echo "Exiting..."
- exit 1
-fi
-
-DISK="/dev/disk/by-id/$selection"
-MNT=/mnt # Set a mount point
-SWAPSIZE=4 # Set swap size in GB
-RESERVE=1 # Set how much space to leave at the end of disk, minimum 1GB
-
-### --------------------------- Erase Disk -------------------------
-
-echo ""; echo "### Erasing Disk"
-blkdiscard -f "${DISK}" || true # discard all sectors on flash-based storage
-sgdisk --zap-all "${DISK}" # clear the disk
-
-### ------------------------- Partition Disk ------------------------
-
-echo ""; echo "### Partitioning Disk"
-parted --script --align=optimal "${DISK}" -- \
- mklabel gpt \
- mkpart EFI 2MiB 1GiB \
- mkpart bpool 1GiB 5GiB \
- mkpart rpool 5GiB -$((SWAPSIZE + RESERVE))GiB \
- mkpart swap -$((SWAPSIZE + RESERVE))GiB -"${RESERVE}"GiB \
- mkpart BIOS 1MiB 2MiB \
- set 1 esp on \
- set 5 bios_grub on \
- set 5 legacy_boot on
-
-### ---------------------- Setup Encrypted Swap ---------------------
-
-echo ""; echo "### Encrypted Swap"
-for i in ${DISK}; do
- cryptsetup open --type plain --key-file /dev/random "${i}"-part4 "${i##*/}"-part4
- mkswap /dev/mapper/"${i##*/}"-part4
- swapon /dev/mapper/"${i##*/}"-part4
-done
-
-# ------------------- Create Boot And Root Pools ------------------
-
-# This step creates a separate boot pool for /boot with the features limited to
-# only those that GRUB supports, allowing the root pool to use any/all features.
-
-echo ""; echo "### Checking ZFS Module"
-modprobe zfs # ensure zfs module is loaded
-
-echo ""; echo "### Creating Boot Pool"
-# shellcheck disable=SC2046
-zpool create -d \
- -o feature@async_destroy=enabled \
- -o feature@bookmarks=enabled \
- -o feature@embedded_data=enabled \
- -o feature@empty_bpobj=enabled \
- -o feature@enabled_txg=enabled \
- -o feature@extensible_dataset=enabled \
- -o feature@filesystem_limits=enabled \
- -o feature@hole_birth=enabled \
- -o feature@large_blocks=enabled \
- -o feature@lz4_compress=enabled \
- -o feature@spacemap_histogram=enabled \
- -o ashift=12 \
- -o autotrim=on \
- -O acltype=posixacl \
- -O canmount=off \
- -O compression=lz4 \
- -O devices=off \
- -O normalization=formD \
- -O relatime=on \
- -O xattr=sa \
- -O mountpoint=/boot \
- -R "${MNT}" \
- bpool \
- $(for i in ${DISK}; do
- printf '%s ' "${i}-part2";
- done)
-
-echo ""; echo "### Creating Root Pool"
-# shellcheck disable=SC2046
-zpool create \
- -o ashift=12 \
- -o autotrim=on \
- -R "${MNT}" \
- -O acltype=posixacl \
- -O canmount=off \
- -O compression=zstd \
- -O dnodesize=auto \
- -O normalization=formD \
- -O relatime=on \
- -O xattr=sa \
- -O mountpoint=/ \
- rpool \
- $(for i in ${DISK}; do
- printf '%s ' "${i}-part3";
- done)
-
-echo ""; echo "### Creating Unencrypted Root System Container"
-# create UNENCRYPTED root system container
-zfs create \
- -o canmount=off \
- -o mountpoint=none \
-rpool/archlinux
-
-# --------------------- Create System Datasets --------------------
-
-echo ""; echo "### Creating System Datasets"
-zfs create -o canmount=noauto -o mountpoint=/ rpool/archlinux/root
-zfs mount rpool/archlinux/root
-zfs create -o mountpoint=legacy rpool/archlinux/home
-mkdir "${MNT}"/home
-mount -t zfs rpool/archlinux/home "${MNT}"/home
-zfs create -o mountpoint=legacy rpool/archlinux/var
-zfs create -o mountpoint=legacy rpool/archlinux/var/lib
-zfs create -o mountpoint=legacy rpool/archlinux/var/log
-zfs create -o mountpoint=none bpool/archlinux
-zfs create -o mountpoint=legacy bpool/archlinux/root
-mkdir "${MNT}"/boot
-mount -t zfs bpool/archlinux/root "${MNT}"/boot
-mkdir -p "${MNT}"/var/log
-mkdir -p "${MNT}"/var/lib
-mount -t zfs rpool/archlinux/var/lib "${MNT}"/var/lib
-mount -t zfs rpool/archlinux/var/log "${MNT}"/var/log
-
-# ---------------------- Format And Mount ESP ---------------------
-
-echo ""; echo "### Format And Mount ESP"
-for i in ${DISK}; do
- mkfs.vfat -n EFI "${i}"-part1
- mkdir -p "${MNT}"/boot/efis/"${i##*/}"-part1
- mount -t vfat -o iocharset=iso8859-1 "${i}"-part1 "${MNT}"/boot/efis/"${i##*/}"-part1
-done
-
-mkdir -p "${MNT}"/boot/efi
-mount -t vfat -o iocharset=iso8859-1 "$(echo "${DISK}" | sed "s|^ *||" | cut -f1 -d' '|| true)"-part1 "${MNT}"/boot/efi
-
-### -------------------------- Install Base -------------------------
-
-echo ""; echo "### Installing Base"
-# install packages with pacstrap
-pacstrap "${MNT}" \
- base \
- base-devel \
- dkms \
- efibootmgr \
- git \
- grub \
- intel-ucode \
- linux-firmware \
- linux-lts \
- linux-lts-headers \
- man-db \
- man-pages \
- vi
-
-# create fstab and remove all zroot entries
-echo ""; echo "### Creating fstab"
-genfstab -U -p "${MNT}" >> "${MNT}"/etc/fstab
-sed -i '/^# zroot/d' "${MNT}"/etc/fstab
-sed -i '/^zroot/d' "${MNT}"/etc/fstab
-sed -i '/^$/d' "${MNT}"/etc/fstab
-echo "" >> "${MNT}"/etc/fstab # one blank line at the end
-
-# copy over dns settings to the new system
-echo ""; echo "### Copying DNS Settings"
-cp -v /etc/resolv.conf "${MNT}"/etc
-
-# ----------------------------- Chroot ----------------------------
-# copy second part of this script to the new system
-
-echo ""; echo "### Copying script then chrooting"
-sed '1,/^#part2$/d' `basename $0` > "${MNT}"/root
-chroot "${MNT}" /usr/bin/env DISK="${DISK}" /root/stage2.sh
-
-# -------------------------- After Chroot -------------------------
-
-umount -Rl "${MNT}"
-zfs snapshot -r rpool@initial-installation
-zfs snapshot -r bpool@initial-installation
-
-zpool export -a
-
-echo ""; echo "### Done with Stage Two"
-
-#part2
-#!/usr/bin/env bash
-# install arch linux on zfs root, stage two
-# Craig Jennings <c@cjennings.net>
-
-printf '\033c'
-
-password="welcome" # root password; will force change after login
-hostname="velox"
-disk=/dev/nvme0n1
-
-yay_repo="https://aur.archlinux.org/yay.git"
-source_dir="/usr/src"
-logfile=/root/zfsarch_stage2.log
-
-cd # go home
-
-# --------------------- Add ArchZFS Repository --------------------
-
-pacman-key --init
-pacman-key --refresh-keys
-pacman-key --populate
-
-curl --fail-early --fail -L https://archzfs.com/archzfs.gpg \
-| pacman-key -a - --gpgdir /etc/pacman.d/gnupg
-
-pacman-key \
---lsign-key \
---gpgdir /etc/pacman.d/gnupg \
-DDF7DB817396A49B2A2723F7403BD972F75D9D76
-
-tee -a /etc/pacman.d/mirrorlist-archzfs <<- 'EOF'
-## See https://github.com/archzfs/archzfs/wiki
-## France
-#,Server = https://archzfs.com/$repo/$arch
-
-## Germany
-#,Server = https://mirror.sum7.eu/archlinux/archzfs/$repo/$arch
-#,Server = https://mirror.biocrafting.net/archlinux/archzfs/$repo/$arch
-
-## India
-#,Server = https://mirror.in.themindsmaze.com/archzfs/$repo/$arch
-
-## United States
-#,Server = https://zxcvfdsa.com/archzfs/$repo/$arch
-EOF
-
-tee -a /etc/pacman.conf <<- 'EOF'
-
-#[archzfs-testing]
-#Include = /etc/pacman.d/mirrorlist-archzfs
-
-#,[archzfs]
-#,Include = /etc/pacman.d/mirrorlist-archzfs
-EOF
-
-# this #, prefix is a workaround for ci/cd tests
-# remove them
-sed -i 's|#,||' /etc/pacman.d/mirrorlist-archzfs
-sed -i 's|#,||' /etc/pacman.conf
-sed -i 's|^#||' /etc/pacman.d/mirrorlist
-
-# ---------- Install Packages And Linux Compatible Kernel ---------
-pacman -Sy
-
-kernel_compatible_with_zfs="$(pacman -Si zfs-linux \
-| grep 'Depends On' \
-| sed "s|.*linux=||" \
-| awk '{ print $1 }')"
-pacman -U --noconfirm https://america.archive.pkgbuild.com/packages/l/linux/linux-"${kernel_compatible_with_zfs}"-x86_64.pkg.tar.zst
-
-pacman -S --noconfirm zfs-linux zfs-utils
-
-# ---------------------- Configure Mkinitcpio ---------------------
-
-sed -i 's|filesystems|zfs filesystems|' /etc/mkinitcpio.conf
-mkinitcpio -P
-
-# ------------------------- General Hostid ------------------------
-
-zgenhostid -f -o /etc/hostid
-
-# ---------------------- Apply Grub Workaround ----------------------
-# Note: This workaround needs to be applied for every GRUB update, as the update will overwrite the changes.
-
-echo 'export ZPOOL_VDEV_NAME_PATH=YES' >> /etc/profile.d/zpool_vdev_name_path.sh
-# shellcheck disable=SC1091
-. /etc/profile.d/zpool_vdev_name_path.sh
-
-# GRUB fails to detect rpool name, hard code as "rpool"
-sed -i "s|rpool=.*|rpool=rpool|" /etc/grub.d/10_linux
-
-# -------------------------- Install Grub -------------------------
-
-mkdir -p /boot/efi/archlinux/grub-bootdir/i386-pc/
-mkdir -p /boot/efi/archlinux/grub-bootdir/x86_64-efi/
-for i in ${DISK}; do
- grub-install --target=i386-pc --boot-directory \
- /boot/efi/archlinux/grub-bootdir/i386-pc/ "${i}"
-done
-grub-install --target x86_64-efi --boot-directory \
- /boot/efi/archlinux/grub-bootdir/x86_64-efi/ --efi-directory \
- /boot/efi --bootloader-id archlinux --removable
-if test -d /sys/firmware/efi/efivars/; then
- grub-install --target x86_64-efi --boot-directory \
- /boot/efi/archlinux/grub-bootdir/x86_64-efi/ --efi-directory \
- /boot/efi --bootloader-id archlinux
-fi
-
-# Import both bpool and rpool at boot:
-echo 'GRUB_CMDLINE_LINUX="zfs_import_dir=/dev/"' >> /etc/default/grub
-
-# Generate GRUB menu:
-mkdir -p /boot/grub
-grub-mkconfig -o /boot/grub/grub.cfg
-cp /boot/grub/grub.cfg \
- /boot/efi/archlinux/grub-bootdir/x86_64-efi/grub/grub.cfg
-cp /boot/grub/grub.cfg \
- /boot/efi/archlinux/grub-bootdir/i386-pc/grub/grub.cfg
-
-# For both legacy and EFI booting: mirror ESP content:
-espdir=$(mktemp -d)
-find /boot/efi/ -maxdepth 1 -mindepth 1 -type d -print0 \
-| xargs -t -0I '{}' cp -r '{}' "${espdir}"
-find "${espdir}" -maxdepth 1 -mindepth 1 -type d -print0 \
- | xargs -t -0I '{}' sh -vxc "find /boot/efis/ -maxdepth 1 -mindepth 1 -type d -print0 | xargs -t -0I '[]' cp -r '{}' '[]'"
-
-### ----------------------- Config Environment ---------------------
-
-# required software
-pacman -S --noconfirm sed networkmanager reflector
-systemctl enable NetworkManager
-systemctl enable reflector.timer
-
-# parallel downloads
-sed -i "s/^#ParallelDownloads = 5$/ParallelDownloads = 15/" /etc/pacman.conf
-
-# aur config
-sed -i '/^CFLAGS=/s/-march=x86-64 -mtune=generic/-march=native/' /etc/makepkg.conf
-sed -i 's/^#RUSTFLAGS="-C opt-level=2"/RUSTFLAGS="-C opt-level=2 -C target-cpu=native"/g' /etc/makepkg.conf
-sed -i 's/^#MAKEFLAGS="-j2"/MAKEFLAGS="-j$(nproc)"/g' /etc/makepkg.conf
-sed -i 's/^COMPRESSXZ=(xz -c -z -)/COMPRESSXZ=(xz -c -z --threads=0 -)/g' /etc/makepkg.conf
-sed -i 's/^COMPRESSZST=(zstd -c -z -q -)/COMPRESSZST=(zstd -c -z -q --threads=0 -)/g' /etc/makepkg.conf
-
-# set up local time
-sudo ln -sf /usr/share/zoneinfo/US/Central /etc/localtime
-hwclock --systohc
-
-# set up locale
-echo "en_US.UTF-8 UTF-8" >> /etc/locale.gen
-locale-gen
-echo "LANG=en_US.UTF-8" > /etc/locale.conf
-
-# set up hostname
-echo "$hostname" > /etc/hostname
-echo "127.0.0.1 localhost" >> /etc/hosts
-echo "::1 localhost" >> /etc/hosts
-echo "127.0.1.1 $hostname.localdomain $hostname" >> /etc/hosts
-
-# console settings
-echo "KEYMAP=us" > /etc/vconsole.conf
-
-# ------------------------ Enable AUR Helper ------------------------
-
-pacman -Syy
-pacman -S --needed --noconfirm base-devel git openssh wget
-build_dir="$source_dir/yay"
-mkdir -p "$build_dir"
-chown "$username:$username" -R "/home/$username"
-sudo -u "$username" git clone --depth 1 "$yay_repo" "$build_dir"
-cd "$build_dir" && sudo -u "$username" makepkg --noconfirm -si
-
-### ------------------------- Enable ZFS Services ----------------------
-# add kernel modules
-
-pacman -S --noconfirm zfs-dkms
-
-# enable zfs services
-systemctl enable zfs-import-cache
-systemctl enable zfs-import.target
-systemctl enable zfs-mount.service
-systemctl enable zfs-share
-systemctl enable zfs-zed
-systemctl enable zfs.target
-
-### ----------------------------- Wrap Up --------------------------
-
-# set root password; must change first login
-echo "root:$password" | chpasswd
-chage -d 0 root
-
-# --------------------------- Exit Chroot ---------------------------
-exit